11221202110211 has 2 divisors, whose sum is σ = 11221202110212. Its totient is φ = 11221202110210.

The previous prime is 11221202110199. The next prime is 11221202110303. The reversal of 11221202110211 is 11201120212211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11221202110211 - 2⁶ = 11221202110147 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11221202110211.

It is not a weakly prime, because it can be changed into another prime (11221202110411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5610601055105 + 5610601055106.

It is an arithmetic number, because the mean of its divisors is an integer number (5610601055106).

Almost surely, 2^{11221202110211} is an apocalyptic number.

11221202110211 is a deficient number, since it is larger than the sum of its proper divisors (1).

11221202110211 is an equidigital number, since it uses as much as digits as its factorization.

11221202110211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11221202110211 its reverse (11201120212211), we get a palindrome (22422322322422).

The spelling of 11221202110211 in words is "eleven trillion, two hundred twenty-one billion, two hundred two million, one hundred ten thousand, two hundred eleven".